Capital One agrees to buy fintech Brex in $5.15 billion cash-and-stock deal

Capital One announced on January 22, 2026, that it has entered into a definitive agreement to acquire fintech firm Brex in a transaction valued at $5.15 billion, structured as a combination of cash and stock.

Brex is positioned as a modern software platform for business finance, offering corporate cards, expense management, and payment tools, and Capital One framed the acquisition as an acceleration of its push deeper into business payments and technology-driven financial services.

The companies said the deal is expected to close in the middle of calendar year 2026, subject to customary closing conditions. Capital One also listed its financial and legal advisers as part of the announcement.

For Capital One, the transaction underscores how incumbent financial institutions are competing for share in the corporate spend and payments market by buying platforms with strong software capabilities and embedded workflows that can drive daily usage.

For Brex, an acquisition by a large bank holding company could provide scale, distribution, and funding advantages, but it also raises questions about product direction, integration timelines, and how quickly customers will see operational changes.

Investors will likely focus on the purchase price relative to growth expectations, as well as whether the combined offering can cross-sell into Capital One’s existing commercial base without diluting Brex’s product velocity.

The announcement comes as dealmaking in fintech remains active, with buyers seeking durable revenue streams, sticky enterprise workflows, and differentiated underwriting or automation features that can improve profitability in a higher-cost-of-capital environment.